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98 lines
3.2 KiB
JavaScript
98 lines
3.2 KiB
JavaScript
"use strict";
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const URL = "http://example.com/browser_switch_remoteness_";
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function countHistoryEntries(browser) {
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return ContentTask.spawn(browser, null, function* () {
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let Ci = Components.interfaces;
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let webNavigation = docShell.QueryInterface(Ci.nsIWebNavigation);
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let history = webNavigation.sessionHistory.QueryInterface(Ci.nsISHistoryInternal);
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return history && history.count;
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});
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}
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add_task(function* () {
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// Add a new tab.
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let tab = gBrowser.addTab("about:blank");
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let browser = tab.linkedBrowser;
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yield promiseBrowserLoaded(browser);
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ok(browser.isRemoteBrowser, "browser is remote");
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// Get the maximum number of preceding entries to save.
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const MAX_BACK = Services.prefs.getIntPref("browser.sessionstore.max_serialize_back");
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ok(MAX_BACK > -1, "check that the default has a value that caps data");
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// Load more pages than we would save to disk on a clean shutdown.
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for (let i = 0; i < MAX_BACK + 2; i++) {
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browser.loadURI(URL + i);
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yield promiseBrowserLoaded(browser);
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ok(browser.isRemoteBrowser, "browser is still remote");
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}
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// Check we have the right number of shistory entries.
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let count = yield countHistoryEntries(browser);
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is(count, MAX_BACK + 2, "correct number of shistory entries");
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// Load a non-remote page.
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browser.loadURI("about:robots");
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yield promiseTabRestored(tab);
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ok(!browser.isRemoteBrowser, "browser is not remote anymore");
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// Check that we didn't lose any shistory entries.
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count = yield countHistoryEntries(browser);
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is(count, MAX_BACK + 3, "correct number of shistory entries");
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// Cleanup.
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gBrowser.removeTab(tab);
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});
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add_task(function* () {
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// Add a new non-remote tab.
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let tab = gBrowser.addTab("about:robots");
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let browser = tab.linkedBrowser;
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yield promiseBrowserLoaded(browser);
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ok(!browser.isRemoteBrowser, "browser is not remote");
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// Wait for the tab to change to remote before adding the progress listener
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tab.addEventListener("TabRemotenessChange", function listener() {
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tab.removeEventListener("TabRemotenessChange", listener);
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ContentTask.spawn(browser, URL, function*(url) {
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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let wp = docShell.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIWebProgress);
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wp.addProgressListener({
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onStateChange: function(progress, request, stateFlags, status) {
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if (!(request instanceof Ci.nsIChannel))
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return;
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if (request.URI.spec == url) {
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request.cancel(Cr.NS_BINDING_ABORTED);
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wp.removeProgressListener(this);
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}
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},
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QueryInterface: XPCOMUtils.generateQI([
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Ci.nsIWebProgressListener,
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Ci.nsISupportsWeakReference
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])
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}, Ci.nsIWebProgress.NOTIFY_ALL);
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});
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});
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// Load a new remote URI and when we see the load start cancel it
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browser.loadURI(URL);
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yield promiseTabRestored(tab);
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let count = yield countHistoryEntries(browser);
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is(count, 1, "Should only be the one history entry.");
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is(browser.currentURI.spec, "about:robots", "Should be back to the original URI");
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ok(!browser.isRemoteBrowser, "Should have gone back to a remote browser");
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// Cleanup.
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gBrowser.removeTab(tab);
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});
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